About Gene List

PF3D7_1104100 (SYN13)

Genome location: Pf3D7_11_v3:178,821..181,341(-)

Genome classification: Core

Function and Localization

Product Description: syntaxin, Qa-SNARE family

SignalP Peptide: N/A

# Transmembrane Domains: 1

EC Numbers: None

Curated GO (PlasmoDB):

Type GO Term Name
Component GO:0031201 SNARE complex
Component GO:0012505 endomembrane system
Component GO:0020020 food vacuole
Component GO:0016021 integral component of membrane
Component GO:0005886 plasma membrane
Function GO:0005484 SNAP receptor activity
Function GO:0000149 SNARE binding
Process GO:0006886 intracellular protein transport
Process GO:0048278 vesicle docking
Process GO:0006906 vesicle fusion

Expression by stage (LR - Le Roch et al., and MCA - Malaria Cell Atlas):

Stage LR class MCA mean MCA prop. zeros
Sporozoite not expressed N/A N/A
Ring expressed 1.20 0.47
Trophozoite expressed 0.72 0.60
Schizont expressed 0.30 0.82
Gametocyte possibly expressed 0.45 0.74

More info:

Resistome Mutations

Old (Pf3D7v3) Gene ID: PF3D7_1104100

Resistome Missense Mutations: None

Resistome Compounds with Missense Mutations: None

Resistome # Samples with Disruptive Mutations: 0 (0 missense, 0 "interesting" missense)

Essentiality (ABS)

Zhang Phenotype: Non - Mutable in CDS

MIS: 0.643 | MFS: -2.567 | #Insertions: 0

PlasmoGEM Phenotype: Essential (Pb ortholog: PBANKA_0942800)

  • Relative Growth Rate: 0.26 ± 0.23
  • Confidence: 4.35

RMgmDB ABS Phenotype: N/A

More info: PhenoPlasm Link

Binding Evidence

AlphaFill Uniprot ID: Q8IIW1

"Best" AlphaFill ligand hit: No AlphaFill hits

No associated EC numbers

No evidence of orthology to BindingDB entries

Orthology Information

Ortholog Group (OrthoMCL): OG6_532853

No human ortholog(s)

Genetic Variation

MalariaGEN Pf7 (worldwide samples) # unique SNV/indels:

Homozygous genotype calls only

variant type common rare doubleton singleton
synonymous 2 23 13 23
disruptive 1 26 22 40
missense 1 24 22 37

Any inclusion in genotype call

variant type common rare doubleton singleton
synonymous 7 44 8 21
disruptive 8 68 51 85
missense 6 58 45 62

PlasmoDB Total SNPs: 199

Non-coding: 167 | Synonymous: 24 | Nonsynonymous: 7 | Stop Codon: 1

Protein Information

Protein Length: 347 | Molecular Weight (kDa): 41.388

UniProt ID(s): B5SPA1, Q0ZAE9, Q8IIW1

PDB ID(s): None

Isoelectric Point: 6.32

Protein Domain Annotations:

Source Family ID Description
InterPro IPR006011 Syntaxin, N-terminal domain
InterPro IPR010989 SNARE
PFam PF14523 Syntaxin, N-terminal domain
Superfamily SSF47661 SNARE
Superfamily SSF58038

Associated Publications

PMID Title Authors DOI/Link
12368864 Genome sequence of the human malaria parasite Plasmodium falciparum. Gardner MJ, Hall N, ..., Barrell B 10.1038/nature01097
17240462 Identification of Plasmodium falciparum family of SNAREs. Ayong L, Pagnotti G, Tobon AB, Chakrabarti D https://pubmed.ncbi.nlm.nih.gov/17240462/
19103232 Plasmodium falciparum secretory pathway: characterization of PfStx1, a plasmamembrane Qa-SNARE. Parish LA, Rayner JC 10.1016/j.molbiopara.2008.11.011